Siemens QR2N3R3 Enclosure – QR Series – 250A – 3 Pole – 240VAC – NEMA 3R – Outdoor Rated

The Siemens QR2N3R3 is a QR Series molded case circuit breaker enclosure designed for use with QR2, HQR2, and HQR2H frame molded case circuit breakers. Rated for 250A and 240VAC, this enclosure is built for three-pole applications and provides durable protection in outdoor environments.

With a NEMA 3R rating, the QR2N3R3 is suitable for outdoor installations where protection against rain, sleet, and external environmental conditions is required. It supports secure mounting of compatible Siemens QR frame breakers, ensuring safe operation and compliance in electrical distribution systems.

Specifications

• Brand: Siemens
• Part Number: QR2N3R3
• Series: QR Series
• Category: Circuit Breaker Enclosure
• Frame Type: QR
• Mounting Type: Enclosure (Surface/Equipment Mount)
• Configuration: 3 Pole
• Voltage Rating: 240VAC
• Current Rating: 250A
• NEMA Rating: 3R (Outdoor Rated)
• For Use With: QR2, HQR2, HQR2H frame molded case circuit breakers
• UPC: 804766137563

Construction

• Weather-resistant enclosure design
• NEMA 3R protection for outdoor environments
• Heavy-duty metal housing
• Designed for QR Series breaker compatibility
• Secure mounting system for molded case breakers

Applications

• Outdoor electrical distribution systems
• Commercial and industrial feeder protection
• Weather-exposed installations
• Power distribution equipment
• QR Series circuit breaker housing applications

Function

• Protects circuit breakers from environmental exposure
• Provides safe outdoor mounting solution
• Ensures compatibility with QR frame breaker systems
• Supports code-compliant outdoor installations

Returns are easy

You may return items within 30 days of delivery for a refund.

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My Circuit Breakers provides a comprehensive 1-year warranty on both new and reconditioned products. Rest assured, all products are authentic OEM (original equipment manufacturer). Extended warranties are available upon request.